Home / 1,663,564.40-2,495,346.60-917,068.40

Finding the Fourth Proportional to 1,663,564.40, 2,495,346.60 and 917,068.40

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Solution

The fourth proportional to 1,663,564.40, 2,495,346.60 and 917,068.40 is: 1,375,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,564.40 : 2,495,346.60 = 917,068.40 : x
  2. Step 2: Convert to fraction form
    1,663,564.40/2,495,346.60 = 917,068.40/x
  3. Step 3: Cross multiply
    1,663,564.40x = 2,495,346.60 × 917,068.40
  4. Step 4: Simplify right side
    1,663,564.40x = 2,288,403,513,907.44
  5. Step 5: Solve for x
    x = 2,288,403,513,907.44/1,663,564.40
  6. Step 6: Final answer
    x = 1,375,602.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.